Home / 7,764.90-11,643.76-2,498.94

Finding the Fourth Proportional to 7,764.90, 11,643.76 and 2,498.94

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Solution

The fourth proportional to 7,764.90, 11,643.76 and 2,498.94 is: 3,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.90 : 11,643.76 = 2,498.94 : x
  2. Step 2: Convert to fraction form
    7,764.90/11,643.76 = 2,498.94/x
  3. Step 3: Cross multiply
    7,764.90x = 11,643.76 × 2,498.94
  4. Step 4: Simplify right side
    7,764.90x = 29,097,057.61
  5. Step 5: Solve for x
    x = 29,097,057.61/7,764.90
  6. Step 6: Final answer
    x = 3,747.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.